<template>
    <div class="login_container">
        <div class="login_box">
            <!-- 头像区域 -->
            <div class="avatar_box">
                <img src="../../assets/logo.png" alt="">
            </div>
            <!-- 登录表单区 -->
            <el-form ref="loginFromRef" :model="loginFrom" :rules="loginFromRule" label-width="0px" class="login_form">
                    <!-- 用户名 -->
                    <el-form-item prop="username">
                        <el-input v-model="loginFrom.username" prefix-icon="el-icon-user"> </el-input>
                    </el-form-item>
                    <!-- 密码 -->
                    <el-form-item prop="password">
                        <el-input prefix-icon="el-icon-lock" v-model="loginFrom.password" type="password"> </el-input>
                    </el-form-item>
                    <!-- 按钮 -->
                    <el-form-item  class="btns">
                        <el-button type="primary" @click="login">登录</el-button>
                        <el-button type="info" @click="resetLoginForm">重置</el-button>
                    </el-form-item>
                </el-form>
        </div>
    </div>
</template>

<script>
export default {
  data() {
    return {
      loginFrom: {
        username: 'admin',
        password: '123456'
      },
      // 这是表单的验证规则对象
      loginFromRule: {
      // 验证用户名是否合法
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
        ],
        // 验证密码是否合法
        password: [
          { required: true, message: '请输入登录密码', trigger: 'blur' },
          { min: 6, max: 12, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    // 重置表单
    resetLoginForm() {
      this.$refs.loginFromRef.resetFields()
    },
    login() {
      console.log(this.loginFrom)
      this.$refs.loginFromRef.validate(async valid => {
        if (!valid) return
        const { data: res } = await this.$axios.post('/Admin/login', this.loginFrom)
        if (res.code !== 200) return this.$message.error('登录失败')
        window.localStorage.setItem('adminToken', res.data.token)
        this.$router.push('/admin')
      }
      )
    }
  }
}
</script>

<style lang="less" scoped>
    .login_container {
        background-color: #2b4b6b;
        height: 100%;
    }
    .login_box {
        width: 450px;
        height: 300px;
        background-color: #fff;
        border-radius: 3px;
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);

        .avatar_box {
            height: 130px;
            width: 130px;
            border: #2b4b6b solid 1px;
            border-radius: 50%;
            padding: 10px;
            box-shadow: 0 0 10px #ddd;
            position: absolute;
            left: 50%;
            transform: translate(-50%, -50%);
            background-color: #fff;
            img {
                width: 100%;
                height: 100%;
                border-radius: 50%;
                background-color: #eee;
            }
        }
    }
    .login_form {
        position: absolute;
        bottom: 0;
        width: 100%;
        padding: 0 20px;
        box-sizing: border-box;
    }
    .btns {
        display: flex;
        justify-content: flex-end;
    }

</style>
